Hi Bram,
here is a doc patch for using :wundo! I thought it would be worth
mentioning how wundo! works.
diff --git a/runtime/doc/undo.txt b/runtime/doc/undo.txt
--- a/runtime/doc/undo.txt
+++ b/runtime/doc/undo.txt
@@ -267,7 +267,13 @@
(the magic number at the start of the file is wrong), then
this fails, unless the ! was added.
If it exists and does look like an undo file it is
- overwritten.
+ overwritten. If there is no undo-history, nothing will be
+ written.
+ (Implementation detail: Overwriting happens by first deleting
+ the existing file and then creating a new file with the same
+ name. So it is not possible to overwrite an existing undofile
+ in a write-protected directory)
{not in Vi}
:rundo {file} Read undo history from {file}.
regards,
Christian
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